mirror of https://github.com/LemmyNet/lemmy.git
114 lines
3.3 KiB
Rust
114 lines
3.3 KiB
Rust
use actix_web::web::{Data, Json, Query};
|
|
use lemmy_api_common::{
|
|
context::LemmyContext,
|
|
post::{GetPost, GetPostResponse},
|
|
utils::{check_private_instance, is_mod_or_admin_opt, mark_post_as_read},
|
|
};
|
|
use lemmy_db_schema::{
|
|
aggregates::structs::{PersonPostAggregates, PersonPostAggregatesForm},
|
|
source::{comment::Comment, local_site::LocalSite, post::Post},
|
|
traits::Crud,
|
|
};
|
|
use lemmy_db_views::{
|
|
post_view::PostQuery,
|
|
structs::{LocalUserView, PostView},
|
|
};
|
|
use lemmy_db_views_actor::structs::{CommunityModeratorView, CommunityView};
|
|
use lemmy_utils::error::{LemmyError, LemmyErrorExt, LemmyErrorType};
|
|
|
|
#[tracing::instrument(skip(context))]
|
|
pub async fn get_post(
|
|
data: Query<GetPost>,
|
|
context: Data<LemmyContext>,
|
|
local_user_view: Option<LocalUserView>,
|
|
) -> Result<Json<GetPostResponse>, LemmyError> {
|
|
let local_site = LocalSite::read(&mut context.pool()).await?;
|
|
|
|
check_private_instance(&local_user_view, &local_site)?;
|
|
|
|
let person_id = local_user_view.as_ref().map(|u| u.person.id);
|
|
|
|
// I'd prefer fetching the post_view by a comment join, but it adds a lot of boilerplate
|
|
let post_id = if let Some(id) = data.id {
|
|
id
|
|
} else if let Some(comment_id) = data.comment_id {
|
|
Comment::read(&mut context.pool(), comment_id)
|
|
.await
|
|
.with_lemmy_type(LemmyErrorType::CouldntFindPost)?
|
|
.post_id
|
|
} else {
|
|
Err(LemmyErrorType::CouldntFindPost)?
|
|
};
|
|
|
|
// Check to see if the person is a mod or admin, to show deleted / removed
|
|
let community_id = Post::read(&mut context.pool(), post_id).await?.community_id;
|
|
let is_mod_or_admin = is_mod_or_admin_opt(
|
|
&mut context.pool(),
|
|
local_user_view.as_ref(),
|
|
Some(community_id),
|
|
)
|
|
.await
|
|
.is_ok();
|
|
|
|
let post_view = PostView::read(&mut context.pool(), post_id, person_id, is_mod_or_admin)
|
|
.await
|
|
.with_lemmy_type(LemmyErrorType::CouldntFindPost)?;
|
|
|
|
// Mark the post as read
|
|
let post_id = post_view.post.id;
|
|
if let Some(person_id) = person_id {
|
|
mark_post_as_read(person_id, post_id, &mut context.pool()).await?;
|
|
}
|
|
|
|
// Necessary for the sidebar subscribed
|
|
let community_view = CommunityView::read(
|
|
&mut context.pool(),
|
|
community_id,
|
|
person_id,
|
|
is_mod_or_admin,
|
|
)
|
|
.await
|
|
.with_lemmy_type(LemmyErrorType::CouldntFindCommunity)?;
|
|
|
|
// Insert into PersonPostAggregates
|
|
// to update the read_comments count
|
|
if let Some(person_id) = person_id {
|
|
let read_comments = post_view.counts.comments;
|
|
let person_post_agg_form = PersonPostAggregatesForm {
|
|
person_id,
|
|
post_id,
|
|
read_comments,
|
|
..PersonPostAggregatesForm::default()
|
|
};
|
|
PersonPostAggregates::upsert(&mut context.pool(), &person_post_agg_form)
|
|
.await
|
|
.with_lemmy_type(LemmyErrorType::CouldntFindPost)?;
|
|
}
|
|
|
|
let moderators = CommunityModeratorView::for_community(&mut context.pool(), community_id).await?;
|
|
|
|
// Fetch the cross_posts
|
|
let cross_posts = if let Some(url) = &post_view.post.url {
|
|
let mut x_posts = PostQuery {
|
|
url_search: Some(url.inner().as_str().into()),
|
|
..Default::default()
|
|
}
|
|
.list(&mut context.pool())
|
|
.await?;
|
|
|
|
// Don't return this post as one of the cross_posts
|
|
x_posts.retain(|x| x.post.id != post_id);
|
|
x_posts
|
|
} else {
|
|
Vec::new()
|
|
};
|
|
|
|
// Return the jwt
|
|
Ok(Json(GetPostResponse {
|
|
post_view,
|
|
community_view,
|
|
moderators,
|
|
cross_posts,
|
|
}))
|
|
}
|